Table 2: The PWD-derived parameters of diastolic function improved significantly in the clinical responder group.

Clinical responders: n=26
preCRT postCRT p
Ewave (m/s) 0.82 (0.24) 0.57 (0.26) < 0.001
Awave (m/s) 0.5 (0.23) 0.69 (0.24) 0.001
E/A ratio 2.1 1.5 1.1 1 < 0.001
DT (ms) 170 74 267 88 < 0.001